<template>
  <div class="pop">
    <!-- 弹窗 -->
    <div class="box-bg" :style="`z-index:${props.bgIndex}`">
      <!-- 背景色 -->
    </div>
    <div class="pop-box" :style="`z-index:${props.boxIndex}`">
      <div class="pop-content" :style="{ width: widthMy, height: heightMy }">
        <slot></slot>
      </div>
    </div>
  </div>
</template>
<script setup>
import { defineProps,onMounted,onUnmounted } from 'vue'
let props = defineProps({
  widthMy: {
    type: String,
    default: '1000px',
  },
  heightMy: {
    type: String,
    default: '800px',
  },
  bgIndex: {
    type: Number,
    default: 110,
  },
  boxIndex: {
    type: Number,
    default: 110,
  },
})

const mo = function (e) {
  e.preventDefault()
}

//禁止滚动-在显示遮罩层的时候调用
function stop() {
  document.body.style.overflow = 'hidden'
  document.addEventListener('touchmove', mo, false)
}

// 取消滑动限制-在关闭遮罩层的时候调用
function move() {
  document.body.style.overflow = '' //出现滚动条
  document.removeEventListener('touchmove', mo, false)
}
onMounted(() => {
  stop()
})
onUnmounted(() => {
  move()
})
</script>
<style scoped lang="scss">
.box-bg {
  width: 100%;
  height: 100%;
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background-color: #000;
  opacity: 0.12;
}

.pop-box {
  width: 100%;
  height: 100%;
  display: flex;
  align-items: center;
  justify-content: center;
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  z-index: 110;

  .pop-content {
    background: #fff;
    border-radius: 4px;
    max-height: 1800px;
    overflow-y: scroll;
  }
}
</style>
